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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/power/supply/lego_ev3_battery.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/power/supply/lego_ev3_battery.txt | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/supply/lego_ev3_battery.txt b/Documentation/devicetree/bindings/power/supply/lego_ev3_battery.txt new file mode 100644 index 000000000..5485633b1 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/lego_ev3_battery.txt @@ -0,0 +1,21 @@ +LEGO MINDSTORMS EV3 Battery +~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +LEGO MINDSTORMS EV3 has some built-in capability for monitoring the battery. +It uses 6 AA batteries or a special Li-ion rechargeable battery pack that is +detected by a key switch in the battery compartment. + +Required properties: + - compatible: Must be "lego,ev3-battery" + - io-channels: phandles to analog inputs for reading voltage and current + - io-channel-names: Must be "voltage", "current" + - rechargeable-gpios: phandle to the rechargeable battery indication gpio + +Example: + + battery { + compatible = "lego,ev3-battery"; + io-channels = <&adc 4>, <&adc 3>; + io-channel-names = "voltage", "current"; + rechargeable-gpios = <&gpio 136 GPIO_ACTIVE_LOW>; + }; |